{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Disease", "Chemical"], "input": "RESULTS : Patients went home after hospitalizations that had included heparin exposure - - in most cases , with no thrombocytopenia recognized - - only to return to the hospital ( median , day 14 ) with thromboembolic complications ."}
{"Disease": ["thrombocytopenia", "thromboembolic"], "Chemical": ["heparin"]}